AusTraits

Ceratophyllum demersum

Explore the data for this taxon in the portal

Family Ceratophyllaceae

Taxonomy: Ceratophyllum demersum L.

Synonyms: none listed in the APC 2026-07-30

Distribution (APC): WA, NT, SA, Qld, NSW (native and naturalised), Vic

Profiles: APC, Flora of Australia, ALA, iNaturalist, NSW Flora, NT eFlora, SA eFlora, Vic Flora, Florabase, ATRP

Traits

Top source datasets: ABRS_1981 (7), ABRS_2023 (7), Chen_2017 (8), Draper_2023 (3), NHNSW_2014_2 (2), NHNSW_2022 (5), NHNSW_2023 (10), NTH_2014 (4), NTH_2022 (3), NTH_2023 (7), RBGV_2022 (3), RBGV_2023 (7), SAH_2022 (4), SAH_2023 (9), Sjostrom_2006 (4), WAH_2022_2 (5), Wenk_2022 (2), Wenk_2023 (1), White_2020 (18), eFLOWER_2021 (16), eFLOWER_Dun_2022 (23). See below for a full list of sources.
Summary: AusTraits contains 59 traits from 148 records in 21 datasets.

Traits by category (click to expand). For categorical traits, the values are listed. For numerical traits, the mean and range are shown.

flower morphology
  • flower_diameter (numerical): 0.1 cm (0.05-0.15 cm) [sources: eFLOWER_Dun_2022]
  • sex_type (categorical): monoecious (1) [sources: Sjostrom_2006]
fruit morphology
  • fruit_length (numerical): 4.75 mm (4-6 mm) [sources: Chen_2017; ABRS_1981; ABRS_2023; NHNSW_2023; RBGV_2023; SAH_2023]
  • fruit_width (numerical): 3.25 mm (3-3.5 mm) [sources: Chen_2017; ABRS_1981; ABRS_2023]
  • fruit_type (categorical): achene (1); nut (5) [sources: ABRS_2023; Chen_2017; NHNSW_2023; RBGV_2023; SAH_2023; Sjostrom_2006]
  • fruit_fleshiness (categorical): dry (2) [sources: Chen_2017; Sjostrom_2006]
  • fruit_dehiscence (categorical): indehiscent (2) [sources: Chen_2017; Sjostrom_2006]
  • fruit_colour (categorical): black (3); brown (1) [sources: NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
leaf morphology
  • leaf_length (numerical): 28.5 mm (10-40 mm) [sources: ABRS_2023; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
  • leaf_shape (categorical): filiform (1); terete (2) [sources: NHNSW_2023; NTH_2023]
  • leaf_margin (categorical): toothed (2); toothed_dentate (1) [sources: NHNSW_2023; NTH_2023; SAH_2023]
  • leaf_lobation (categorical): lobed (1) [sources: NHNSW_2023]
  • leaf_compoundness (categorical): simple (3) [sources: ABRS_1981; NHNSW_2014_2; NTH_2014]
  • leaf_phyllotaxis (categorical): whorled (4) [sources: NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
  • plant_photosynthetic_organ (categorical): leaf (5) [sources: ABRS_2023; NHNSW_2023; NTH_2023; RBGV_2023; SAH_2023]
life history
  • photosynthetic_pathway (categorical): c3 (1) [sources: White_2020]
  • plant_growth_form (categorical): herb (7) [sources: NHNSW_2022; NTH_2022; RBGV_2022; SAH_2022; WAH_2022_2; Wenk_2022; White_2020]
  • life_history (categorical): perennial (4) [sources: NHNSW_2022; SAH_2022; WAH_2022_2; Wenk_2023]
  • plant_growth_substrate (categorical): aquatic (5) [sources: NHNSW_2022; NTH_2022; RBGV_2022; SAH_2022; WAH_2022_2]
  • woodiness_detailed (categorical): herbaceous (6) [sources: NHNSW_2022; NTH_2022; RBGV_2022; SAH_2022; WAH_2022_2; Wenk_2022]
  • stem_growth_habit (categorical): submerged (2) [sources: NHNSW_2022; WAH_2022_2]
  • leaf_phenology (categorical): evergreen (2) [sources: ABRS_1981; NTH_2014]
  • nitrogen_fixing (categorical): non_nitrogen_fixer (1) [sources: White_2020]
  • parasitic (categorical): not_parasitic (1) [sources: White_2020]
  • pollination_syndrome (categorical): abiotic (1); water (1) [sources: Draper_2023; White_2020]
  • dispersal_syndrome (categorical): endozoochory (1); epizoochory (1) [sources: Draper_2023; White_2020]
  • dispersers (categorical): birds (1); vertebrates (1) [sources: Draper_2023; White_2020]
  • flowering_time (categorical): yynnnnnnnnnn (1); yyyyyyyyyyyy (1) [sources: NTH_2014; White_2020]
  • seedbank_longevity_class (categorical): persistent (1) [sources: White_2020]
  • vegetative_reproduction_ability (categorical): not_vegetative (1); vegetative (1) [sources: NHNSW_2014_2; White_2020]
seed morphology
  • seed_length (numerical): 5 mm (5-5 mm) [sources: Chen_2017]
  • seed_width (numerical): 3.25 mm (3.25-3.25 mm) [sources: Chen_2017]
  • seed_shape (categorical): ellipsoid (1) [sources: ABRS_1981]
whole plant morphology

Sources

dataset_idn_traitsn_recordsreference
eFLOWER_Dun_20221723L. Dun and H. Sauquet. “Unpublished: Floral traits for GAP taxa, University of New South Wales, Australia”. 2022.
White_20201818M. White, S. Sinclair, and D. Frood. Victorian Vital Attributes Database. database. Department of Environment, Land, Water and Planning, Victoria, 2020.
eFLOWER_20211316J. Schönenberger, M. Balthazar, A. L. Martinez, B. Albert, C. Prieu, S. Magallon, and H. Sauquet. “Phylogenetic analysis of fossil flowers using an angiosperm-wide data set: proof-of-concept and challenges ahead”. American Journal of Botany 107.10 (2020), pp. 1433-1448. doi: 10.1002/ajb2.1538.
NHNSW_2023910N. H. of New South Wales. The Plant Information Network System of The Royal Botanic Gardens and Domain Trust Version 2.0.. accessed on 6 May, 2022.. 2023. url: https://plantnet.rbgsyd.nsw.gov.au/.
SAH_202379S. H. of South Australia. eFlora of SA, Electronic Flora of South Australia. accessed on 6 May, 2022.. 2022. url: http://www.flora.sa.gov.au/.
Chen_201788Chen, S.-C., Cornwell, W., Z. H.-X., Moles, and A. T. “Plants show more flesh in the tropics: Variation in fruit type along latitudinal and climatic gradients.”. Ecography 40 (2017), pp. 531-538. doi: abs/10.1111/ecog.02010.
ABRS_198157B. A. Barlow, H. T. Clifford, A. S. George, and A. K. A. McCusker. Flora of Australia. 1981. url: http://www.environment.gov.au/biodiversity/abrs/online-resources/flora/main/.
ABRS_202357Australian Biological Resources Study. Flora of Australia, Australian Biological Resources Study, Canberra.. accessed on 14 September, 2022.. 2023. url: http://www.ausflora.org.au.
NTH_202367D. of Land Resource Management and N. T. of Australia. Northern Territory Flora Online. accessed on 6 May, 2022.. 2022. url: http://eflora.nt.gov.au/.
RBGV_202367VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2023. url: https://vicflora.rbg.vic.gov.au/.
NHNSW_202255N. H. of New South Wales. The Plant Information Network System of The Royal Botanic Gardens and Domain Trust Version 2.0.. accessed on 6 May, 2022.. 2022. url: https://plantnet.rbgsyd.nsw.gov.au/.
WAH_2022_255Western Australian Herbarium. Florabase—the Western Australian Flora.. accessed on 14 September, 2022.. 2022. url: https://florabase.dpaw.wa.gov.au/.
NTH_201444Northern Territory Herbarium. Flora of the Darwin Region Online. 2014. url: http://www.lrm.nt.gov.au/plants-and-animals/herbarium/darwin_flora_online.
SAH_202244S. H. of South Australia. eFlora of SA, Electronic Flora of South Australia. accessed on 6 May, 2022.. 2022. url: http://www.flora.sa.gov.au/.
Sjostrom_200644A. Sjöström and C. L. Gross. “Life-history characters and phylogeny are correlated with extinction risk in the Australian angiosperms”. Journal of Biogeography 33.2 (2006), pp. 271-290. doi: 10.1111/j.1365-2699.2005.01393.x.
Draper_202333J. T. Draper, S. Delean, J. G. Conran, P. Weinstein, and B. S. Simpson. “Life-history characteristics and climate correlates of dioecious plant species in central southern Australia”. Australian Journal of Botany unknown.unknown (2023), p. unknown. doi: 10.1071/BT22110.
NTH_202233D. of Land Resource Management and N. T. of Australia. Northern Territory Flora Online. accessed on 6 May, 2022.. 2022. url: http://eflora.nt.gov.au/.
RBGV_202233VicFlora. Flora of Victoria, Royal Botanic Gardens Victoria. accessed on 6 May, 2022.. 2022. url: https://vicflora.rbg.vic.gov.au/.
NHNSW_2014_222Royal Botanic Gardens Sydney. PLantNET: NSW flora online. 2014. url: http://plantnet.rbgsyd.nsw.gov.au/.
Wenk_202222E. Wenk. “Unpublished data: Australian plant growth forms dataset”. 2022.
Wenk_202311E. Wenk. “Unpublished data: Australian plant life history dataset, University of New South Wales, Sydney”. 2023.